990  
WHUS53 KDLH 152217  
SMWDLH  
LSZ121-146>148-150-162-152315-  
/O.NEW.KDLH.MA.W.0004.250515T2217Z-250515T2315Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE DULUTH MN  
517 PM CDT THU MAY 15 2025  
 
THE NATIONAL WEATHER SERVICE IN DULUTH MN HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI...  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE  
MN BEYOND 5NM...  
OAK POINT TO SAXON HARBOR WI...  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND...  
PORT WING TO SAND ISLAND WI...  
SAND ISLAND TO BAYFIELD WI...  
 
* UNTIL 615 PM CDT.  
 
* AT 516 PM CDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 35 NM EAST OF SAINT CROIX BAND SAND LAKE AREA,  
MOVING NORTH AT 55 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
ASHLAND BREAKWATER LIGHTHOUSE, BASSWOOD ISLAND, SAND ISLAND, SAXON  
HARBOR, STOCKTON ISLAND, MADELINE ISLAND, MANITOU ISLAND, MEYERS  
BEACH, YORK ISLAND, EAGLE ISLAND, APOSTLE ISLANDS NATIONAL LAKE  
SHORE, LA POINTE, MICHIGAN ISLAND, RASPBERRY ISLAND, MARBLE POINT,  
OAK POINT, OAK ISLAND, SISKWIT BAY, APOSTLE ISLAND SEA CAVES, AND  
MAIKWE BAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHWESTERN  
WISCONSIN.  
 

 
 
LAT...LON 4656 9053 4657 9059 4664 9071 4661 9079  
4656 9092 4657 9097 4667 9094 4670 9089  
4676 9092 4687 9081 4690 9080 4693 9086  
4692 9095 4684 9110 4682 9116 4706 9107  
4692 9027 4665 9044 4657 9043 4656 9041  
TIME...MOT...LOC 2216Z 197DEG 54KT 4600 9138 4568 9085 4549 9067  
 
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
JDS  
 
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